Radio waves Animation Play

Reactions of commercially available galvanic cells Slideshow Play

Reactions of complex ions Student activity Play

Reading properties of the cosine from the graph Whiteboard exercise Play

Reading properties of the sine from the graph Student activity Play

Reading properties of the sine from the graph Whiteboard exercise Play

Recognising oxidising and reducing agents Student activity Play

Recognising oxidising and reducing agents Whiteboard exercise Play

Rectifier Student activity Play

Rectifier Whiteboard exercise Play

Redox reaction Simulation Play

Redox reaction at standard conditions Animation Play

Redox reactions Animation Play

Redox reactions Class activity Play

Redox reactions Whiteboard presentation Play

Redox reactions around us Slideshow Play

Redox reactions around us Student activity Play

Redox titration Animation Play

Redox titration Whiteboard exercise Play

Reducing properties of simple sugars Animation Play

Reflecting telescope Whiteboard exercise Play

Reflecting telescope Student activity Play

Refracting telescope Student activity Play

Secondary data Student activity Play

Selected physical properties of oxides Chart Play